456  
FNUS76 KSTO 072229  
FWSSTO  
 
SPOT FORECAST FOR BIG HILL 41...USFS  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
329 PM PDT TUE OCT 7 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 PDT ON OCTOBER 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
DRY WEATHER WEATHER PREVAILS WEDNESDAY AND THURSDAY. A PATTERN  
CHANGE WILL BRING COOLER WEATHER, GUSTY WINDS, AND CHANCES FOR  
LIGHT PRECIPITATION LATE THIS WEEK. GUSTY SOUTHERLY WINDS ARE  
EXPECTED WEDNESDAY INTO FRIDAY, WITH GUSTS AROUND 20 TO 30 MPH.  
STRONGEST WINDS ARE EXPECTED IN THE AFTERNOON HOURS. THE BEST  
CHANCES FOR PRECIPITATION ARE ANTICIPATED FRIDAY INTO EARLY  
SATURDAY MORNING, WITH A 45-60% CHANCE OF SEEING 0.10" OR MORE ON  
FRIDAY. THERE IS A 30-40% CHANCE OF SEEING 0.25" OR MORE ON  
FRIDAY.  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....65-69.  
MIN HUMIDITY........28-32 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH.  
RIDGETOP...........SOUTHWEST AROUND 15-20 MPH. GUSTS UP TO 25 MPH.  
MIXING HEIGHT.......8200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 18 TO 23 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....42-46.  
MAX HUMIDITY........80-84 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 5 TO 7 MPH WITH GUSTS UP TO 15 MPH.  
RIDGETOP...........SOUTH 10 TO 18 MPH DECREASING TO 7 TO 10 MPH  
LATE IN THE EVENING.  
MIXING HEIGHT.......700 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 18 MPH DECREASING TO 7 TO 10 MPH  
LATE IN THE EVENING.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....56-60.  
MIN HUMIDITY........50-54 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH. GUSTS UP TO 20 MPH IN  
THE AFTERNOON.  
RIDGETOP...........SOUTH AROUND 15 TO 20 MPH WITH GUSTS UP TO  
25 TO 30 MPH.  
MIXING HEIGHT.......5100 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 25 TO 30 MPH.  
CWR.................2 PERCENT.  
CHANCE OF THUNDER...1 PERCENT.  
   
FORECAST DAYS 3 THROUGH 7  
   
FRIDAY  
 
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN  
THE LOWER 50S. SOUTH WINDS AROUND 10 MPH WITH GUSTS AROUND 20 MPH.   
SATURDAY  
 
PARTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE MID 30S. HIGHS IN THE  
LOWER 50S. SOUTHWEST WINDS AROUND 6 MPH.    
SUNDAY  
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 50S. EAST  
WINDS AROUND 5 MPH.    
COLUMBUS DAY  
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS. LOWS IN THE  
MID 30S. HIGHS IN THE UPPER 40S.    
TUESDAY  
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE MID 30S. HIGHS IN  
THE LOWER 50S.  
 
 
FORECASTER...IDS  
REQUESTED BY...CHRIS ENRIQUEZ  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2523127.0/STO  
.DELDT 10/07/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CHRISTIAN.ENRIQUEZ@USDA.GOV  
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